– Prepare the pan(s) by spraying with baking spray.– Preheat an oven.– Spray a baking pan with baking spray. Set aside.– Place cake mix, flour, and sugar into the bowl of stand mixer. Mix just until combined.
– Add water, yogurt, egg whites, oil, and extracts.– Mix on low speed until combined.– Turn mixer to medium speed and mix.– Pour into the prepared pan(s) and place in preheated oven.
– Set timer. Once the timer goes off, and you have not removed the cake already because it was done, check the cake for doneness by using the toothpick method.– When the cake is done, remove from oven and cool completely before frosting.
– Let's make frosting now. Place butter and shortening in the bowl of a stand mixer and mix.– Add powdered sugar and mix on slow until all sugar is incorporated.– Mix milk, extracts, and salt in a small bowl. Add.– Turn mixer to slow and mix until incorporated.